Various dietary supplements are claimed to have cutaneous anti-aging properties; however,
there are a limited number of research studies supporting these claims. The objective of this …

BACKGROUND Several human studies have demonstrated occurrence of two major
collagen peptides, prolyl‐hydroxyproline (Pro‐Hyp) and hydroxyprolyl‐glycine (Hyp‐Gly), in …

Background Skin dryness and an accelerated fragmentation of the collagen network in the
dermis are hallmarks of skin aging. Nutrition is a key factor influencing skin health and …

Skin, the main barrier to the external environment, is subject to deterioration caused by
dermatological disorders, environmental conditions and the intrinsic ageing process. This …

Aging is a multifactorial and natural process that causes physiological changes in organs,
tissues and cells over time. In the skin and cartilage, aging leads to a decrease in the …

Dietary consumption of food supplements has been found to modulate skin functions and
can therefore be useful in the treatment of skin aging. However, there is only a limited …

Dietary supplements (vitamins, polyphenols, micronutrients and proteins) have
demonstrated beneficial effects on skin health. The classical route of administration of active …

Skin aging has become a recurring concern even for younger people, mainly owing to
increased life expectancy. In this context, the use of nutricosmetics as supplements has …

This paper presents a systematic review and meta-analysis of 26 randomized controlled
trials (RCTs) involving 1721 patients to assess the effects of hydrolyzed collagen (HC) …

Objectives The overarching goal of this research is to collate the consequences of oral
collagen with those of topical collagen in reducing or delaying the aging process. Methods …